//导航
.zhang_nav{
  height: 70px;
  width:810px;
  margin:0 auto;
  position: relative;
  .zhang_nav_left{
    margin-top: 10px;
    float: left;
    img{
      width:160px;
      height:50px;
    }
  }
  .zhang_nav_right{
    float: right;
    li{
      margin-left:25px;
      float: left;
      margin-top:33px;
      text-align: center;
      font-size:14px;
      a{
        color: black;
      }
        a:hover{
        color: #519EF7;
      }
      ol{
        position: absolute;
        display: none;
        background: white;
        z-index: 5;
        width:100px;
        height:90px;
        li{
          width:100%;
          font-size:10px;
          text-align: center;
          line-height: 23px;
          margin:0;
          a{
            color: black;
          }
          :hover{
            color: #519EF7;
          }
        }
      }
    }
  }
  .zhang_nav_top{
    position: absolute;
    top: -25px;
    right:-40px;
    font-size:12px;
    ol{
      width:120px !important;
      height:75px !important;
      li{
        width:120px !important;
      }
    }
  }
}


.name{
      img{
          width: 100%;
      }
  }

header{
  width:100%;
  height: 80px;
  overflow: hidden;
  background: white;
  .head_a{
    float: left;
    margin-left:270px;
    margin-top:15px;
    img{
      width:75%;
    }
  }
  
  .head_b{
    float: right;
    ul{
      margin-right:190px;
      margin-top:40px;
      li{
        float: left;
        margin-right:30px;
        margin-bottom: 25px;
        color: #555555;
        font-size:14px;
      }
    }
    .head_b_a{
      font-size:10px;
      margin-top:-30px;
      margin-left:390px;
    }
  }
}

.F-header{
    width: 100%;
    height: 560px;
    img{
    width: 100%;
    height: 560px;
}
}
.F-column{
    width: 100%;
    height:265px;
    ul{
        width: 1006px;
        margin: 0 auto;
        height: 265px;
        li{
            text-align: center;
            float: left; 
            margin-left:100px ;
            margin-top:64px ;
            margin-bottom: 100px;
        }
    }
}
.F-xian{
    width: 100%;
    img{
        width: 100%;
    }
}
.F-content{
    width: 1010px;
    margin: 0 auto;
    display: flex;
}
.F-content div{
    width: 420px;
    height: 1px;
    background: #ccc;
    margin-top: 80px;
}
.F-content h3{
    color: #333;
    font-size: 24px;
    margin-top:64px;
}
.F-content_a{
    width: 100%;
}
.F-content_a div{
    margin: 0 auto;
    text-align: center;
    color: #666;
    font-size: 14px;
}
.F-industry{
    width:100%;
    margin-top: 80px;
    ul{
        width:1010px ;
        margin: 0 auto;
    }
    li{
        float: left;
        text-align: center;
        width: 200px;
    }
}
.F-content-b{
    margin-top:165px ;
    width: 1010px;
    margin: 0 auto;
    display: flex;
}
.F-content-b div{
    width: 420px;
    height: 1px;
    background: #ccc;
    margin-top: 80px;
}
.F-content-b h3{
    color: #333; 
    font-size: 24px;
    margin-top:64px;
}
.F-content_a-b{
    width: 95%;
}
.F-content_a-b div{
    margin: 0 auto;
    text-align: center;
    color: #666;
    font-size: 14px;
}
.F-footer{
    width: 100%;
    ul{
         margin: 0 auto;
        width:1010px ;
        li{
            float: left;
        }
    }
}
.font{
    img{
        margin: 40px;
        width:200px ;
        height: 160px;
    }
}
.height{
    margin-top: 90px;
}



//页脚
.foo{
    margin-top:300px;
    width: 100%;
    height: 107px;
    background: #212425;
    padding-top: 16px;
    .foo_a{
        width: 1071px;
        height: 50px;
        border-bottom: 1px solid #888888;
        color: #c7c9c9;
        margin: 0 auto;
        padding-top: 15px;
        .z{
            float: left;
            margin-left: 180px;
            margin-top: 5px;
            li{
                float: left;
                font-size: 10.5px;
                padding: 0 14px;
                border-left: 1px solid;
            }
            .q{border-left: none;}
            
        }
        
        .y{
            width: 188px;
            height: 23px;
            margin-left: 47px;
            float: left;
            
            p{
                float: left;
                color: #727272;
                
                img{width: 25px;}
            }
            
            .d{
                margin-left: 8px;
            }
        }
    }
    
    .foo_b{
        width: 1071px;
        height: 30px;
        text-align: center;
        line-height: 30px;
        margin: 0 auto;
        font-size: 10.5px;
        color: #838383;
    }
}